Protection Rating (Ip Codes); Ip65 Criteria For Judgement - Hitachi CA47TLA-D2PE3 Manual

12．PROTECTION RATING OF THE POWER SUPPLY TERMINAL BOX
(IP CODES)
Protection rating of the power supply terminal box of this compressor is specified as follows:
12-1．PROTECTION RATING (IP CODES)
Applicable standards
Protection rating
12-2．IP65 CRITERIA FOR JUDGEMENT
"Protection against water," according to IEC60529, is specified as follows:
* Ingress of water drops inside is permitted.
* The allowable amount of water drops when they enter inside, and withstand voltage
test conditions shall be decided by users.
* The criteria for judgement of this compressor are described in Table12-1.
Item
"Protection
Proximity probe
against access
to dangerous
parts (IP6X)"
"Protection
Test environment
against solid
foreign objects"
(IP6X)
Floating dust on
the exterior of the
terminal box
Internal pressure
of the terminal
box
Test duration
"Protection
Test environment
against water"
(IPX5)
Drainage
Drainage nozzle
Drainage volume
Drainage
direction
Drainage
distance
Test duration
IEC60529: 2001
IP65
Table 12-1
Test conditions
Item Conditions
Diameter: 1.0 mm
Length: 100 mm
Bottoming force: 1 N
Temperature range:
15-35℃
Atmospheric
pressure: 86-106 kPa
Talcum powder of 75
μm or less
Negative pressure
(Max. 2 kPa)
8 hours
Temperature range:
15-35℃
Atmospheric
pressure: 86-106 kPa
Fresh water with
temperature
difference from the
compressor within
5℃
6.3 mm
size
12.5 ± 0.625 Litter per
minute
Horizontal direction
(drainage position is
fixed; rotate the
compressor
horizontally)
2.5-3 m
3 minutes
Criteria for judgement
There is no hole in 1 mm or
greater diameter on the
terminal box.
There is no ingress of dust
inside.
(1) Observing ingress of
water
Even if water enters, it will
not stick to the following:
Connector Block
-
Silicon Rubber of
-
Hermetic Terminals
(Filled part in Fig. 12-1)
(2) Withstand voltage test
Even if water enters,
insulation between power
terminals and earthing
terminals will be maintained
in the following withstand
voltage test:
Voltage AC 1920V
-
Application time: 1 minute
-
12
Remarks
The
compressor
stops.
The
compressor
stops.